CN2446805Y - Protective mask with adjustable ear muffs - Google Patents
Protective mask with adjustable ear muffs Download PDFInfo
- Publication number
- CN2446805Y CN2446805Y CN 00257588 CN00257588U CN2446805Y CN 2446805 Y CN2446805 Y CN 2446805Y CN 00257588 CN00257588 CN 00257588 CN 00257588 U CN00257588 U CN 00257588U CN 2446805 Y CN2446805 Y CN 2446805Y
- Authority
- CN
- China
- Prior art keywords
- belt body
- earmuff
- sides
- connector
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Helmets And Other Head Coverings (AREA)
Abstract
The utility model relates to a protective mask with adjustable hanging and buckling type ear muffs. The utility model is produced to provide a head cover which has the advantages that the operation is safe; the mobility is good and the positions of the ear muffs can be adjusted. The utility model comprises a headband, a face mask assembled with two sides of the middle section of the headband, the ear muffs of which the periphery of the inner side is connected with a pad, and a connector of which the top is provided with a hanging arm, wherein, the headband comprises a first band body which presents an annular shape, a second band body connected with two sides of the middle section of the first band body, and a tightening component; outer band edges of two sides of the middle section of the first band body are respectively provided with a hanging groove which is used for hanging and buckling the connector; the two sides of the rear part of the first band body are respectively sheathed with the left and the right free sections of the tightening component; a pivot pin is fixedly arranged on the outside of the ear muffs; the pivot pin is assembled on the connector in a sliding way.
Description
The utility model belongs to the head covering, the protective face mask of the hung and buckled adjustable earmuff of particularly a kind of tool.
Apply to generally at present that band earflap protective face mask in the construction operation consists predominantly of that earmuff is linked with, box body, two earmuffs and support body.When wearing, be to be linked with the crown that is cross-placed on the user with earmuff, be posted by user's back head to be installed on the elastic webbing elasticity that is linked with rear side again, and grip head in the user with the brim part of support body, finish wearing.There is following shortcoming in the protective face mask of this kind structure:
1, earmuff is linked with to fixed, can't stretch and adjust the arch radius size of its formation, and earmuff also is stationary installation in being linked with terminal, can't carry out the position adjustment of upper and lower, left and right, so for some user, earmuff is difficult to transfer to the appropriate location and is overlying on around user's the ear with cover, is not suitable for and cause to wear.
2, elastic webbing and support body brim part grip in the forward and backward two ends of user's head, and the utmost point is not firm, very easily get loose in user's work and drop, and upward security is relatively poor in using.
3, face shield can't use separately, must be used simultaneously with earmuff, and therefore, when some is very quietly used in working environment and be not suitable for, thereby it is poor to adjust mobility.
The purpose of this utility model provide a kind of safe in utilization, mobility good, can adjust the protective face mask of the hung and buckled adjustable earmuff of tool of earmuff position.
The utility model comprises headband, is connected to the face shield of both sides, headband stage casing, the earmuff and the connector of inboard periphery connection gasket portion; Headband comprises in the form of a ring first belt body, be connected be bent upwards relatively in both sides, the first belt body stage casing be curved arch second belt body and tightening piece; Both sides, first belt body stage casing edge in addition are provided with hanging groove respectively, and its both sides, rear portion are respectively the left and right free section of sheathed tightening piece; In the hanging groove of both sides, the first belt body stage casing, buckled coupling bar; The earmuff outside sets firmly trunnion; Earmuff is mounted on the connector with its trunnion slippage; The connector top is provided with and buckles the extension arm in the hanging groove on first belt body.
Wherein:
The utility model comprises the earmuff and the connector of headband, face shield, inboard periphery connection gasket portion; Headband comprises in the form of a ring first belt body, be connected be bent upwards relatively in both sides, the first belt body stage casing be curved arch second belt body and tightening piece; Both sides, first belt body stage casing edge in addition are provided with hanging groove respectively, and its both sides, rear portion are respectively the left and right free section of sheathed tightening piece; The earmuff outside sets firmly trunnion; Second body that connector contains first body and articulates with first body; The first body lower end extends the extension arm that buckles in the first belt body hanging groove; The face shield both sides are fixed on first body of two connectors; Earmuff is mounted on connector second body with its trunnion slippage.
Second belt body is the integrated belt body that is connected with in both sides, the first belt body stage casing.
Second belt body is connected with two belt bodies for the bending relatively that makes progress respectively from both sides, first belt body stage casing upper limb, wherein be equipped with most button holes on the zone face of a belt body, and on another belt body zone face prominent at least establish one with the corresponding button pin of button hole, button hole on two belt bodies and button pin are interlocked and form arch arcuation second belt body.
The terminal chute that is respectively equipped with the upper and lower tooth row of tool of the left and right free section of first belt body; Being sheathed on the left and right free section of first belt body goes up tightening piece and comprises that central authorities form the cover casket in the sliding caves of ccontaining first belt body, two free sections of sliding and are installed in knob on the cover casket; Rabbet the handsetting gear that is positioned at the sliding cave of cover casket and meshes on the knob with the upper and lower tooth row of the left and right free section chute of first belt body.
Face shield comprises support body, in the support body both sides be connected with correspondence respectively and be articulated in both sides, headband stage casing or connector first body on the pivot ear, the affixed cover body of support body front end root edge.
Connector contains body, and lengthwise wears the chute of the ccontaining earmuff trunnion of slippage on body, and connector top-hung arm is for inside, following bending extends the elasticity extension arm that the bottom forms hook portion from the body top.
First body of connector is provided with the locating hole of at least one pivot dress face shield pivot ear and the pin joint seat portion that formation is provided with through hole, according to the arranged radially of through hole center several location indentations is set in pin joint seat portion; Second body is the lengthwise body of rod, and lengthwise wears the chute of the ccontaining earmuff trunnion of slippage on it, in its top and inboard, top be provided with the first body pin joint seat portion on through hole and the corresponding through hole of location indentations and at least one location teat; Be screwed together in nut on the bolt of the first body pin joint seat portion of passing and the second body top through hole, and relative first and second body of packing, mesh in the location indentations that buckles on first body, so that the location teat on second body is corresponding with the angle of this first and second body institute deflection of stable position.
Extend the bottom that hangs arm in the first body lower end and form hook portion.
Because the utility model comprises headband, be connected to the face shield of both sides, headband stage casing, the earmuff and the top of inboard periphery connection gasket portion are provided with the connector of hanging arm; Headband comprises in the form of a ring first belt body, is connected with in second belt body and the tightening piece of both sides, the first belt body stage casing; Both sides, first belt body stage casing edge in addition are provided with the hanging groove that buckles connector respectively, and its both sides, rear portion are respectively the left and right free section of sheathed tightening piece; The earmuff outside sets firmly slippage and is mounted on trunnion on the connector.During use, Head band cover is connected to user's head, regulates first belt body with tightening piece and constitutes the ring-type radius, to tighten user's head; On the crown that is cross-placed on the user with second belt body, and the face shield screening is hindered in the facial the place ahead of user, attack with the block resistance foreign object, make the utility model can firmly wear in the user head, the worker is difficult for dropping in work, and is safe in utilization to keep; The earmuff of both sides system buckles on headband by connector respectively, except that dismounting is very fast and convenient, and can adjust the position of earmuff along the upper and lower slippage of the chute on the connector according to user's demand, covers in around the user ear so that paste; When using in extremely quiet noiseless working environment, the user can take off connector apace together with earmuff, uses only to wear face shield; Not only safe in utilization, can adjust the earmuff position, and mobility is good, thereby reaches order of the present utility model.
Fig. 1, be the utility model embodiment one structural representation stereogram.
Fig. 2, be the utility model embodiment one exploded structural representation stereogram.
Fig. 3, be the utility model embodiment one user mode schematic diagram.
Fig. 4, tighten schematic diagram for the utility model first belt body.
Fig. 5, be the utility model embodiment two structural representation stereograms.
Fig. 6, be the utility model embodiment two exploded structural representation stereograms.
Fig. 7, be the utility model embodiment two user mode schematic diagrames.
Below in conjunction with accompanying drawing the utility model is further elaborated.
Embodiment one
As shown in Figure 1, the utility model comprises headband 1, face shield 2, earmuff 3 and connector 4.
As shown in Figure 1 and Figure 2, headband 1 is by the plastic material ejection formation, and it comprises in the form of a ring first belt body 11, for second belt body 12 of curved arch belt body and be sheathed on tightening piece 13 on first belt body 11.
As shown in Figure 4, both sides, first belt body, 11 rear portion are respectively left and right free section 11a, the 11b that is free shape, be respectively equipped with chute 112a, the 112b of the upper and lower tooth row 111a of tool, 111b in the end of the sheathed tightening piece 13 of left and right free section 11a, 11b, both sides, first belt body, 11 stage casing edge in addition are provided with hanging groove 17 respectively.
As Fig. 1, shown in Figure 4, tightening piece 13 is sheathed on first belt body, 11 left and right free section 11a, the 11b, and it comprises the cover casket 131 of 11 liang of sliding cave 131a of free section 11a, 11b of ccontaining first belt body of central authorities' formation slip and is installed in the knob 132 that overlaps on the casket 131.Rabbet the handsetting gear 132a that is positioned at cover casket 131 sliding cave 131a and meshes on the knob 132 with first belt body, 11 left and right free section 11a, the upper and lower tooth row 111a of 11b chute 112a, 112b, 111b, with when rotating knob 132, make handsetting gear 132a with its interlocking relative with left and right free section 11a, 11b inwardly strand go into or relatively outwards discharge, constitute the ring-type radius to regulate first belt body 11, to tighten user's head.Promptly tighten relatively, link closely, so that first belt body, 11 lock rings are in user's head periphery by operation tightening piece 13.
Earmuff 3 contains housing 31, in the inboard peripheries of housing 31 connect closely connected around user's ear the pad portion 32 with isolated external noise, set firmly trunnion 33 in housing 31 outsides.
As shown in Figure 1 and Figure 2, connector 4 contains body 41, and lengthwise wears the chute 42 of ccontaining earmuff 3 trunnions 31 of slippage on body 41, and inside, following bending extends the elasticity extension arm 43 that the bottom forms hook portion 431 in body 41 tops.
Earmuff 3 is placed in the chute 42 of connector 4 with 31 slippages of trunnion on it, and can upper and lower slippage to adjust its position; Connector 4 firmly buckles with its elastic arm 43 in the hanging groove 17 of band edge outside both sides, first belt body, 11 stage casing, buckles on headband 1 so that connector 4 is stablized.
During use, as shown in Figure 3, headband 1 is socketed on user's head, and rotation tightening piece 13 knobs 132, make handsetting gear 132a with its interlocking relative with left and right free section 11a, 11b inwardly strand go into or relatively outwards discharge, constitute the ring-type radius to regulate first belt body 11, to tighten user's head; Adjust the last button pin 121b of two belt body 12b, 12a of second belt body 12 and the position that button hole 121a is interlocked, relatively detain composition with two belt body 12a, 12b with second belt body 12 is cross-placed on user's the crown identically, and face shield 2 screenings are hindered in the facial the place ahead of user, attack with the block resistance foreign object, earmuff 3 is dressed to be suitable for the user to adjust its position with trunnion on it 33 upper and lower slippage in the chute 42 of connector 4.
Embodiment two
As Fig. 5, Fig. 6, shown in Figure 7, connector 4a contains the first body 41a and the second body 41b.
The first body 41a is provided with the locating hole 443 of at least one pivot dress face shield 2 pivot ears 20 and forms the pin joint seat portion 44 that is provided with through hole 441, according to through hole 441 center arranged radiallys several location indentations 442 are set in pin joint seat portion 44, its lower end extends the extension arm 43 that the bottom forms hook portion 431.
The second body 41b is the lengthwise body of rod, the second body 41b goes up the chute 42 that lengthwise wears ccontaining earmuff 3 trunnions 33 of slippage, in its top and inboard, top be provided with the first body 41a pin joint seat portion 44 on through hole 441 and location indentations 442 corresponding through holes 45 and at least one location teat 46.
Be screwed together on the bolt 15 that passes the first body 41a pin joint seat portion 44 and the second body 41b top through hole 441,45 with nut 16, and relative first and second body of packing 41a, 41b, so that location teat 46 corresponding the engagements in the location indentations 442 that buckles on the first body 41a on the second body 41b, with the angle of this first and second body of stable position 41a, 41b institute deflection, avoid any left and right swing of the second body 41b.
The earmuff 3 of both sides is to buckle on headband 1 by connector 4 (4a) respectively in addition, except that dismounting is very fast and convenient, and can adjust the position of earmuffs 3 along the 42 upper and lower slippages of the chute on the connector 4 (4a) according to user's demand, cover in around the user ear so that paste.
When using in extremely quiet noiseless working environment, the user can take off connector 4 (4a) apace together with earmuff 3, uses only to wear face shield 2.
Claims (9)
1, the protective face mask of the hung and buckled adjustable earmuff of a kind of tool, it comprises headband, be connected to the face shield of both sides, headband stage casing and the earmuff of inboard periphery connection gasket portion; It is characterized in that described headband comprise in the form of a ring first belt body, be connected be bent upwards relatively in both sides, the first belt body stage casing be curved arch second belt body and tightening piece; Both sides, first belt body stage casing edge in addition are provided with hanging groove respectively, and its both sides, rear portion are respectively the left and right free section of sheathed tightening piece; In the hanging groove of both sides, the first belt body stage casing, buckled coupling bar; The earmuff outside sets firmly trunnion; Earmuff is mounted on the connector with its trunnion slippage; The connector top is provided with and buckles the extension arm in the hanging groove on first belt body.
2, the protective face mask of the hung and buckled adjustable earmuff of a kind of tool, it comprises the earmuff of headband, face shield and inboard periphery connection gasket portion; It is characterized in that described headband comprise in the form of a ring first belt body, be connected be bent upwards relatively in both sides, the first belt body stage casing be curved arch second belt body and tightening piece; Both sides, first belt body stage casing edge in addition are provided with hanging groove respectively, and its both sides, rear portion are respectively the left and right free section of sheathed tightening piece; In the hanging groove of both sides, the first belt body stage casing, buckled coupling bar; The earmuff outside sets firmly trunnion; Second body that connector contains first body and articulates with first body; The first body lower end extends the extension arm; The face shield both sides are fixed on first body of two connectors; Earmuff is mounted on connector second body with its trunnion slippage.
3, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 1 and 2 is characterized in that described second belt body is the integrated belt body that is connected with in both sides, the first belt body stage casing.
4, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 1 and 2, it is characterized in that described second belt body is connected with two belt bodies for the bending relatively that makes progress respectively from both sides, first belt body stage casing upper limb, wherein be equipped with most button holes on the zone face of a belt body, and on another belt body zone face prominent at least establish one with the corresponding button pin of button hole, button hole on two belt bodies and button pin are interlocked and form arch arcuation second belt body.
5, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 1 and 2 is characterized in that the terminal chute that is respectively equipped with the upper and lower tooth row of tool of the left and right free section of described first belt body; Being sheathed on the left and right free section of first belt body goes up tightening piece and comprises that central authorities form the cover casket in the sliding caves of ccontaining first belt body, two free sections of sliding and are installed in knob on the cover casket; Rabbet the handsetting gear that is positioned at the sliding cave of cover casket and meshes on the knob with the upper and lower tooth row of the left and right free section chute of first belt body.
6, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 1 and 2, it is characterized in that described face shield comprises support body, in the support body both sides be connected with correspondence respectively and be articulated in both sides, headband stage casing or connector first body on the pivot ear, the affixed cover body of support body front end root edge.
7, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 1, it is characterized in that described connector contains body, lengthwise wears the chute of the ccontaining earmuff trunnion of slippage on body, and connector top-hung arm is for inside, following bending extends the elasticity extension arm that the bottom forms hook portion from the body top.
8, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 2, first body that it is characterized in that described connector is provided with the locating hole of at least one pivot dress face shield pivot ear and the pin joint seat portion that formation is provided with through hole, according to the arranged radially of through hole center several location indentations is set in pin joint seat portion; Second body is the lengthwise body of rod, and lengthwise wears the chute of the ccontaining earmuff trunnion of slippage on it, in its top and inboard, top be provided with the first body pin joint seat portion on through hole and the corresponding through hole of location indentations and at least one location teat; Be screwed together in nut on the bolt of the first body pin joint seat portion of passing and the second body top through hole, and relative first and second body of packing, mesh in the location indentations that buckles on first body, so that the location teat on second body is corresponding with the angle of this first and second body institute deflection of stable position.
9, the protective face mask of the hung and buckled adjustable earmuff of tool according to claim 2 is characterized in that the described bottom that hangs arm in the first body lower end that extends forms hook portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00257588 CN2446805Y (en) | 2000-10-27 | 2000-10-27 | Protective mask with adjustable ear muffs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00257588 CN2446805Y (en) | 2000-10-27 | 2000-10-27 | Protective mask with adjustable ear muffs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2446805Y true CN2446805Y (en) | 2001-09-12 |
Family
ID=33614061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00257588 Expired - Fee Related CN2446805Y (en) | 2000-10-27 | 2000-10-27 | Protective mask with adjustable ear muffs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2446805Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102762120A (en) * | 2010-01-06 | 2012-10-31 | 阿尔法阿巴拉契亚控股股份有限公司 | Impact absorbing safety helmet for mining |
| CN107495525A (en) * | 2017-09-06 | 2017-12-22 | 阜南县邰氏宇崴运动器材有限公司 | A kind of children's skidding crash helmet |
| CN114306860A (en) * | 2009-05-29 | 2022-04-12 | 瑞思迈私人有限公司 | Nasal mask system |
-
2000
- 2000-10-27 CN CN 00257588 patent/CN2446805Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114306860A (en) * | 2009-05-29 | 2022-04-12 | 瑞思迈私人有限公司 | Nasal mask system |
| CN102762120A (en) * | 2010-01-06 | 2012-10-31 | 阿尔法阿巴拉契亚控股股份有限公司 | Impact absorbing safety helmet for mining |
| CN107495525A (en) * | 2017-09-06 | 2017-12-22 | 阜南县邰氏宇崴运动器材有限公司 | A kind of children's skidding crash helmet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |